WO2005006619A1 - Apparatus, and associated method, for communication system exhibiting time-varying communication conditions - Google Patents
Apparatus, and associated method, for communication system exhibiting time-varying communication conditions Download PDFInfo
- Publication number
- WO2005006619A1 WO2005006619A1 PCT/US2003/041232 US0341232W WO2005006619A1 WO 2005006619 A1 WO2005006619 A1 WO 2005006619A1 US 0341232 W US0341232 W US 0341232W WO 2005006619 A1 WO2005006619 A1 WO 2005006619A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- data
- sub
- filter
- frequency
- bands
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03993—Noise whitening
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03375—Passband transmission
- H04L2025/03414—Multicarrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
- H04L2025/03439—Fixed structures
- H04L2025/03522—Frequency domain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0212—Channel estimation of impulse response
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MXPA05014185A MXPA05014185A (en) | 2003-06-20 | 2003-12-23 | Apparatus, and associated method, for communication system exhibiting time-varying communication conditions. |
AU2003299894A AU2003299894A1 (en) | 2003-06-20 | 2003-12-23 | Apparatus, and associated method, for communication system exhibiting time-varying communication conditions |
EP03800166A EP1642407A4 (en) | 2003-06-20 | 2003-12-23 | Apparatus, and associated method, for communication system exhibiting time-varying communication conditions |
CA002530021A CA2530021A1 (en) | 2003-06-20 | 2003-12-23 | Apparatus, and associated method, for communication system exhibiting time-varying communication conditions |
JP2005503968A JP4347848B2 (en) | 2003-06-20 | 2003-12-23 | Apparatus and related method for a communication system in which the communication state indicates time variation |
BRPI0318348-3A BR0318348A (en) | 2003-06-20 | 2003-12-23 | apparatus and associated method for data communication, where data is communicated to the receiving station on a distortion-susceptible communication link |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/600,993 | 2003-06-20 | ||
US10/600,993 US6947449B2 (en) | 2003-06-20 | 2003-06-20 | Apparatus, and associated method, for communication system exhibiting time-varying communication conditions |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005006619A1 true WO2005006619A1 (en) | 2005-01-20 |
Family
ID=33517870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/041232 WO2005006619A1 (en) | 2003-06-20 | 2003-12-23 | Apparatus, and associated method, for communication system exhibiting time-varying communication conditions |
Country Status (10)
Country | Link |
---|---|
US (1) | US6947449B2 (en) |
EP (1) | EP1642407A4 (en) |
JP (1) | JP4347848B2 (en) |
KR (1) | KR20070091054A (en) |
CN (1) | CN100581084C (en) |
AU (1) | AU2003299894A1 (en) |
BR (1) | BR0318348A (en) |
CA (1) | CA2530021A1 (en) |
MX (1) | MXPA05014185A (en) |
WO (1) | WO2005006619A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100823569B1 (en) * | 2005-12-10 | 2008-04-21 | 한국전자통신연구원 | Apparatus and Method for Cancellation of Partially Overlapped Crosstalk Signals |
US7640000B2 (en) | 2005-12-10 | 2009-12-29 | Electronics And Telecommunications Research Institute | Apparatus and method for cancellation of partially overlapped crosstalk signals |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7496164B1 (en) | 2003-05-02 | 2009-02-24 | At&T Mobility Ii Llc | Systems and methods for interference cancellation in a radio receiver system |
US7450924B1 (en) * | 2004-03-25 | 2008-11-11 | At&T Mobility Ii Llc | Interference cancellation and receive diversity for single-valued modulation receivers |
KR100612870B1 (en) * | 2004-11-10 | 2006-08-14 | 삼성전자주식회사 | Appratus and method for seperating implusive event |
US8031794B2 (en) * | 2006-05-09 | 2011-10-04 | At&T Mobility Ii Llc | Systems and methods for interference cancellation in a multiple antenna radio receiver system |
WO2009110547A1 (en) * | 2008-03-05 | 2009-09-11 | シャープ株式会社 | Communication system, communication device and communication method |
CN102412881B (en) * | 2010-09-26 | 2015-06-17 | 日电(中国)有限公司 | Wireless communication system and beamforming training method applied to wireless communication system |
US10042037B2 (en) * | 2014-02-20 | 2018-08-07 | Nestwave Sas | System and method for estimating time of arrival (TOA) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5323391A (en) * | 1992-10-26 | 1994-06-21 | Motorola, Inc. | Multi-channel digital transmitter and receiver |
US6091361A (en) * | 1998-05-12 | 2000-07-18 | Davis; Dennis W. | Method and apparatus for joint space-time array signal processing |
US6606391B2 (en) * | 1997-04-16 | 2003-08-12 | Dspfactory Ltd. | Filterbank structure and method for filtering and separating an information signal into different bands, particularly for audio signals in hearing aids |
US6661895B1 (en) * | 1998-10-07 | 2003-12-09 | Zarlink Semiconductor Inc. | Zero-delay structure for sub-band echo cancellation |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5710797A (en) * | 1995-05-23 | 1998-01-20 | Libit Signal Processing Inc. | Method and apparatus for digital communication in the presence of closely spaced adjacent channels |
US6154484A (en) * | 1995-09-06 | 2000-11-28 | Solana Technology Development Corporation | Method and apparatus for embedding auxiliary data in a primary data signal using frequency and time domain processing |
WO1998016021A1 (en) * | 1996-10-10 | 1998-04-16 | Statistical Signal Processing, Inc. | Signal processing apparatus employing the spectral property of the signal |
FI104019B (en) * | 1997-06-19 | 1999-10-29 | Nokia Telecommunications Oy | Method for sensing a signal in a receiver in a cellular radio network |
CA2252170A1 (en) * | 1998-10-27 | 2000-04-27 | Bruno Bessette | A method and device for high quality coding of wideband speech and audio signals |
JP3399400B2 (en) * | 1999-04-15 | 2003-04-21 | 日本電気株式会社 | Frequency shift demodulation circuit |
WO2000072454A1 (en) * | 1999-05-21 | 2000-11-30 | Siemens Aktiengesellschaft | Method for filtering a mobile radiotelephone signal and corresponding mobile radiotelephone receiver |
US7068628B2 (en) * | 2000-05-22 | 2006-06-27 | At&T Corp. | MIMO OFDM system |
-
2003
- 2003-06-20 US US10/600,993 patent/US6947449B2/en not_active Expired - Fee Related
- 2003-12-23 CN CN200380110402A patent/CN100581084C/en not_active Expired - Fee Related
- 2003-12-23 MX MXPA05014185A patent/MXPA05014185A/en active IP Right Grant
- 2003-12-23 WO PCT/US2003/041232 patent/WO2005006619A1/en active Application Filing
- 2003-12-23 JP JP2005503968A patent/JP4347848B2/en not_active Expired - Fee Related
- 2003-12-23 KR KR1020057024500A patent/KR20070091054A/en not_active Application Discontinuation
- 2003-12-23 BR BRPI0318348-3A patent/BR0318348A/en not_active IP Right Cessation
- 2003-12-23 EP EP03800166A patent/EP1642407A4/en not_active Withdrawn
- 2003-12-23 CA CA002530021A patent/CA2530021A1/en not_active Abandoned
- 2003-12-23 AU AU2003299894A patent/AU2003299894A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5323391A (en) * | 1992-10-26 | 1994-06-21 | Motorola, Inc. | Multi-channel digital transmitter and receiver |
US6606391B2 (en) * | 1997-04-16 | 2003-08-12 | Dspfactory Ltd. | Filterbank structure and method for filtering and separating an information signal into different bands, particularly for audio signals in hearing aids |
US6091361A (en) * | 1998-05-12 | 2000-07-18 | Davis; Dennis W. | Method and apparatus for joint space-time array signal processing |
US6661895B1 (en) * | 1998-10-07 | 2003-12-09 | Zarlink Semiconductor Inc. | Zero-delay structure for sub-band echo cancellation |
Non-Patent Citations (1)
Title |
---|
See also references of EP1642407A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100823569B1 (en) * | 2005-12-10 | 2008-04-21 | 한국전자통신연구원 | Apparatus and Method for Cancellation of Partially Overlapped Crosstalk Signals |
US7640000B2 (en) | 2005-12-10 | 2009-12-29 | Electronics And Telecommunications Research Institute | Apparatus and method for cancellation of partially overlapped crosstalk signals |
Also Published As
Publication number | Publication date |
---|---|
AU2003299894A1 (en) | 2005-01-28 |
US6947449B2 (en) | 2005-09-20 |
EP1642407A4 (en) | 2007-05-30 |
EP1642407A1 (en) | 2006-04-05 |
CA2530021A1 (en) | 2005-01-20 |
MXPA05014185A (en) | 2006-03-09 |
US20040258095A1 (en) | 2004-12-23 |
CN100581084C (en) | 2010-01-13 |
JP4347848B2 (en) | 2009-10-21 |
KR20070091054A (en) | 2007-09-07 |
CN1922808A (en) | 2007-02-28 |
JP2007525034A (en) | 2007-08-30 |
BR0318348A (en) | 2006-07-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9363126B2 (en) | Method and apparatus for IFDMA receiver architecture | |
US6925112B1 (en) | Discrete multitone modem initialization system and method | |
KR100498953B1 (en) | Transmitting/receiving apparatus and method for orthogonal frequency division multiple system using insufficient cyclic prefix | |
US8484272B2 (en) | Unified pulse shaping for multi-carrier and single-carrier waveforms | |
CN101529766B (en) | Reception method and reception device | |
KR100800668B1 (en) | Channel estimation method and apparutus in a ofdm wireless communication system | |
WO2001047167A1 (en) | Estimation of two propagation channels in ofdm | |
KR100542115B1 (en) | Apparatus and method of phase distortion compensation for OFDMA based cellular system | |
WO2006118726A2 (en) | Method and apparatus for constant envelope orthogonal frequency division multiplexing in a wireless system | |
JP2002101069A (en) | Method and system for processing orthogonal frequency division multiplex signal | |
KR20060000054A (en) | Hybrid type chnnel estimation method and system for mobile environment | |
EP2192735A1 (en) | Receiving apparatus and method for receiving signals in a wireless communication system with improved equalization performance | |
JPH1098440A (en) | Multi-carrier signal detection and parameter estimate method in mobile radio communication channel | |
CN101510864A (en) | Wireless communication system, OFDM communication apparatus and method thereof | |
US6947449B2 (en) | Apparatus, and associated method, for communication system exhibiting time-varying communication conditions | |
JP2012503424A (en) | Channel estimation in OFDM receiver | |
JP2007525034A5 (en) | ||
KR20010081771A (en) | Apparatus and method for transmitting and receiving orthogonal frequency division multiplexing signal | |
US6999539B2 (en) | Linear derivative equalizer, and associated method, for a radio communication system | |
CN114006664B (en) | Channel estimation method and receiver of WLAN system | |
Dona et al. | MMSE channel estimation using two-dimensional filtering in rapid time-variant environments | |
Singh | A DFT based channel estimation technique in orthogonal-frequency division-multiplexing (OFDM): A Review | |
EP2149238B1 (en) | Method for channel estimation in ofdm systems | |
KR20080112578A (en) | Apparatus and method for improving spectral efficiency of orthogonal frequency division multiplexing access | |
KR101082157B1 (en) | Method for equalizing of ofdm system and equalizer thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200380110402.7 Country of ref document: CN |
|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NI NO NZ OM PH PL PT RO RU SC SD SE SG SK SL TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
WWE | Wipo information: entry into national phase |
Ref document number: PA/a/2005/014185 Country of ref document: MX Ref document number: 2530021 Country of ref document: CA Ref document number: 3460/CHENP/2005 Country of ref document: IN Ref document number: 1020057024500 Country of ref document: KR Ref document number: 2005503968 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2003800166 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 2003800166 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: PI0318348 Country of ref document: BR |